---
kind: "unit"
title: "42"
title_heading: "The Public Health and Welfare"
key: "ch6A/schXVII"
level: "subchapter"
label: "Subchapter XVII"
heading: "Block Grants"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/42/ch6A-schXVII"
sections_count: 57
---

# Subchapter XVII — Block Grants

Title 42 — The Public Health and Welfare › Chapter 6A — Public Health Service

## Contents

- [Part A — Preventive Health and Health Services Block Grants](/usc/42/ch6A-schXVII-ptA.md)
- [Part B — Block Grants Regarding Mental Health and Substance Use](/usc/42/ch6A-schXVII-ptB.md)
- [Part C — Certain Programs Regarding Mental Health and Substance Use](/usc/42/ch6A-schXVII-ptC.md)